VIDEO : Madonna ?Crying? Over Child Custody Battle

Madonna is in need of a ray of light. The pop superstar, 57, is ?at her wit?s end? over her estrangement from son Rocco and her ongoing custody battle with her ex-husband Guy Ritchie, a source exclusively tells Us Weekly. ?She has been crying constantly over what?s going on with Rocco,? the insider tells Us. More on the story on Us Weekly?